#743AAA
Closest named color: Rebecca Purple (#663399). oklch(47.9% 0.173 304.4), rgb(116, 58, 170).
Aa
White text reads best on this color (7.17:1).
About this color
#743AAA is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.173 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.041 away. White text reads best on it, at 7.17:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #743AAA |
| RGB | rgb(116, 58, 170) |
| HSL | hsl(271, 49%, 45%) |
| OKLCH | oklch(47.9% 0.173 304.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #743AAA | 7.17:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #743AAA | 2.92:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #743AAA text on white | 7.17:1 | AAA | Lc 84.3 | Fine for body text |
| #743AAA text on black | 2.92:1 | Fails | Lc -17.7 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EDE6F7
oklch(93.5% 0.024 304.5)
-
Step 200
200
#E0D2F3
oklch(88.5% 0.047 304.6)
-
Step 300
300
#CCB4ED
oklch(81% 0.083 303.8)
-
Step 400
400
#B38AE4
oklch(70.7% 0.134 304.2)
-
Step 500
500
#A16ADC
oklch(63.1% 0.171 304.2)
-
Step 600
600
#8D4EC9
oklch(55.6% 0.186 304.6)
-
Step 700
700 (this color)
#743AAA
oklch(47.9% 0.173 304.4)
-
Step 800
800
#61348D
oklch(42.7% 0.143 304.3)
-
Step 900
900
#4F2F71
oklch(37.8% 0.112 303.9)
-
Step 950
950
#2E1C42
oklch(27% 0.071 303.9)
#743AAA with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0056AD | 0.138 |
| Deuteranopia (no green cones) | #1857A8 | 0.131 |
| Tritanopia (no blue cones) | #6A526D | 0.125 |
| Achromatopsia (no color) | #575757 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #743AAA
#743AAA
oklch(47.9% 0.173 304.4)
- #4F6800
#4F6800
oklch(47.9% 0.12 124.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #743AAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Bluey Purple #6241C7 ΔE 0.058
- Grape #7209B7 ΔE 0.064
- Purply #983FB2 ΔE 0.072
- Blue With A Hint Of Purple #533CC6 ΔE 0.076
- Iris #6258C4 ΔE 0.078
- Warm Purple #952E8F ΔE 0.080
- Blurple #5539CC ΔE 0.080
Use #743AAA in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.